The worlds biggest bellyache

This is from a crossword that my kids are doing this Sunday. It reads so funny i had to blog it...

God told Jonah to go to 1 accross.
Instead he got on a 6 accross.
and headed for 4 down.
He was running away from 7 accross.
God caused a great 5 down to come.
His sailors threw him into the 3 down.
He was swallowed by a great 2 down.
Jonah was inside the animal for 8 accross days and nights.